The Black File

The Corp cannot win the game unless the Runner is flatlined.
When your turn begins, place 1 power counter on The Black File. When there are 3 or more power counters on The Black File, remove it from the game.
Limit 1 per deck.

The Black File is played in 0.17% of the Runner deck in the tournament section
with an average quantity of 1 per deck.The Black File is also played in 0.67% of the Criminal deck
with an average quantity of 1 per Criminal deck.